# Divers

20-member group of divers carries the air for 15 hours of diving. 4 members of the expedition sick or wasn't came. How many hours is sufficient air to other divers?

**Correct result:****Showing 0 comments:**

Tips to related online calculators

Need help calculate sum, simplify or multiply fractions? Try our fraction calculator.

Check out our ratio calculator.

Do you want to convert time units like minutes to seconds?

Check out our ratio calculator.

Do you want to convert time units like minutes to seconds?

#### You need to know the following knowledge to solve this word math problem:

## Next similar math problems:

- Tablecloth

I embroider tablecloth in 20 days but if I embroider 3/4 hours a day I have embroider it for 15 days. How long do I embroider a day? - Troops - soldiers

Food stocks will last 20 soldiers of the 4-day training. How many days they could extend training if four soldiers become sick? - Pamela

Lara Pamela spends her salary of 3000 for food, clothing, recreation and savings, which are in the ratio of 48:20:15:37, respectively. How much does he spend for savings? - Jan

Jan is 13 years and Peter 21 years old. For how many years will their ages in the ratio of 7:9? - Freight train

The train carries 525 tons of limestone in 29 wagons. Wagons are 15 tonne and 20 tons. How many is 15 ton and how many is 20 ton wagons? - Painters

15 painters painted fence for 280 minutes. For how many minutes paint half of this fence 12 painters? - Janitor

Janitor tosses 26 cm layer of snow on the school grounds for 90 minutes. How many friends would have to call for help if snow needs to have bowled for 15 minutes. We assume that at the same time bow all the same amount of snow. - Dance group

The dance group formed groups of 4, 5, and 6 members. Always one dancer remains. How many dancers were there in the whole group? - Photo egative

Negative dimensions are 36mm and 28mm. What will be the photo size in the 21:4 ratio? - Grandmother's clocks

Grandmother's clock is late every hour by half a minute. Grandmother it by set exactly at 8.00 am. How many hours will show after 24 hours.? - Liquid soap

Three-member family enough liter of liquid soap for 20 days. After how many days the amount consumed when at the holidays come to us two cousins. - Painting

Jožko with Fero painted the bench for four hours. How many hours would take work if four friends help him? - Pumps 3

Two pumps of the same power fill the garden pool for 10 hours. How many of these pumps would have to use if we want to shorten the filling of the pool to four hours? - Photo enlarge

Mark wants to enlarge a 4-inch by 6-inch photo so that it has a height of 15inches. Use a ratio table to determine the new width of the photo. - Chocolate

I eat 24 chocolate in 10 days. How many chocolate I eat in 15 days at the same pace? - Lines

Five bus lines runs at intervals 3, 6, 9, 12, 15 minutes. In the morning, suddenly start at 4:00. After how many minutes the bus lines meet again? - Greenhouses

Two workers would make installation of greenhouses for 54 hours. For how many hours does the installation 9 workers?